CVD Diamond Shape Guide

Cushion Cut
Lab-Grown Diamonds

With rounded corners and pillow-like contours, the Cushion cut has been a luxury favorite for over a century. Available in classic Cushion Brilliant and Cushion Modified (Crushed Ice) facet patterns.

Gemological Specifications

Cut StyleCushion Brilliant / Cushion Modified
Facet Count58 to 64 facets
Ideal Ratio1.00 - 1.05 (Square) / 1.15 - 1.30 (Elongated)
Table Range58% - 64%
Depth Range61% - 67%
Brilliance Rating 9.0 / 10
Size & Footprint Analysis

Cushion Cut Carat Dimensions & Face-Up Size

Standard millimeter dimensions and visual characteristics across key carat weights for Cushion Cut solitaires.

1.00 Carat6.00 × 6.00 mm

Soft pillow outline with deep fire.

2.00 Carat7.50 × 7.50 mm

Substantial face-up size with classic warmth.

3.00 Carat8.50 × 8.50 mm

Luxury size with exceptional light return.

5.00 Carat10.50 × 10.50 mm

Show-stopping luxury center diamond.

Manufacturer Standards

Why Source Cushion Cut CVD Diamonds From Colar Diamond?

Square (1.00-1.05) and Elongated Cushion (1.15-1.25) sorting

High fire dispersion characteristic of thick crown facets

Perfect for vintage halos and classic 4-prong solitaires

100% Type IIa CVD crystal growth without post-growth treatment strain

Direct factory wholesale prices with global insured express delivery

Gemological Comparison

How Cushion Cut Compares to Alternatives

Cushion Cut vs. Round Cut

Cushion offers soft rounded square edges at a more attractive price point per carat than Round.

Cushion Cut vs. Radiant Cut

Cushion has curved pillow edges, while Radiant features straight edges with clipped corners.

Wholesale Procurement

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